Question

The stem of the thermometer has marks as horizontal lines to read a particular temperature. These marks are known as​

Answer 1

The marks which are present on the thermometer and known as the graduations of the thermometer

Explanation:

• the stem of the thermometer has horizontal marks. These are actually graduated in such a way such that it signifies the amount of expansion of Mercury at a particular temperature.
• These markings are helpful in determining the temperature at which the liquid undergoes sach expansion in the bulk of the thermometer. They are helpful in finding the appropriate temperature

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Answer 2

Answer:

magnetic mercury is the answer